Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2017-04-10 — OK
Operator
Oneok Ngl Pipeline, Llc
Cause
Corrosion Failure
Commodity
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$23,025
Incident datetime
2017-04-10 17:05
Report number
Location
OK
Narrative
On 4/10/2017, while marking the oneok artesia lateral for an upcoming internal inspection tool run, oneok contractors identified frost on the ground above the pipeline. Oneok field operations personnel were notified and confirmed the leak to be over the oneok pipeline. Pipeline was shut down and excavated exposing an ice ball on the pipe. Pipeline was purged of hydrocarbons and section of pipe was removed and replaced with previously tested pipe. The pipeline was returned to full operations at 15:30 on 4/13/2017. Field examination identified a pinhole in the pipe had occurred due to corrosion.
Detailed record list
Report Received Date
2017-05-09 00:00:00
Iyear
2017
Report Number
20170157
Supplemental Number
22322
Report Type
Original Final
Operator Id
32109
Name
Oneok Ngl Pipeline, Llc
Operator Street Address
100 West Fifth Street
Operator City Name
Tulsa
Operator State Abbreviation
OK
Operator Postal Code
74103
Local Datetime
2017-04-10 17:05:00
Location Latitude
32.778539
Location Longitude
-104.243318
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid)
Unintentional Release Bbls
3
Intentional Release Bbls
1000
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Contractor Working For The Operator
Incident Identified Datetime
2017-04-10 17:05:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2017-04-11 10:00:00
Restart Datetime
2017-04-13 15:30:00
On Site Datetime
2017-04-10 17:05:00
Nrc Rpt Datetime
2017-04-10 18:00:00
Nrc Rpt Num
1175369
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Oneok Artesia Lateral
Segment Name
Oneok Artesia Lateral Index Number 20490
Onshore State Abbreviation
Nm
Onshore Postal Code
88210
Onshore City Name
Not Within A Municipality
Onshore County Name
Eddy
Designated Location
Survey Station No.
Designated Name
4115+36
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
36
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
6.625
Pipe Wall Thickness
0.156
Pipe Smys
42000
Pipe Specification
Api 5l
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
Unknown
Pipe Coating Type
Cold Applied Tape
Installation Year
1960
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
Yes
Soil Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
40163
Est Cost Prop Damage
23025
Est Cost Emergency
5000
Est Cost Environmental
3000
Est Cost Other
0
Prpty
71188
Accident Psig
661
Mop Psig
1250
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
32736
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf Ind
No
Investigation Status
No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate)
Investigation Status Details
No controller actions had taken place prior to the release.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
Localized Pitting
Galvanic Corrosion Ind
Yes
Field Exam Basis Ind
Yes
Underground Location
Yes
Under Cathodic Protection Ind
Yes
Cathodic Pro Start Year
Unknown
Shielding Evident
Yes
Cathodic Survey Type
Yes
Cp Annual Survey Ind
Yes
Cp Annual Survey Year
2016
Prior Damage
Yes
Collected Data Ind
Yes
Axial Magnetic Flx Lkg Ind
Yes
Geometry Deformation Ind
Yes
Axial Recent Year
2013
Geometry Recent Year
2013
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
N*** J****
Preparer Title
Requlatory Compliance Supervisor
Preparer Email
N*********@o****.com
Preparer Telephone
580-395-6304
Preparer Fax
580-395-2933
Prepared Date
2017-05-09 00:00:00
Authorizer Name
N*** J****
Authorizer Telephone
580-395-6304
Authorizer Title
Regulatory Compliance Supervisor
Authorizer Email
N*********@o****.com
Narrative
On 4/10/2017, while marking the oneok artesia lateral for an upcoming internal inspection tool run, oneok contractors identified frost on the ground above the pipeline. Oneok field operations personnel were notified and confirmed the leak to be over the oneok pipeline. Pipeline was shut down and excavated exposing an ice ball on the pipe. Pipeline was purged of hydrocarbons and section of pipe was removed and replaced with previously tested pipe. The pipeline was returned to full operations at 15:30 on 4/13/2017. Field examination identified a pinhole in the pipe had occurred due to corrosion.
| Report Received Date | 2017-05-09 00:00:00 |
|---|---|
| Iyear | 2017 |
| Report Number | 20170157 |
| Supplemental Number | 22322 |
| Report Type | Original Final |
| Operator Id | 32109 PHMSA Enforcement |
| Name | Oneok Ngl Pipeline, Llc |
| Operator Street Address | 100 West Fifth Street |
| Operator City Name | Tulsa |
| Operator State Abbreviation | OK |
| Operator Postal Code | 74103 |
| Local Datetime | 2017-04-10 17:05:00 |
| Location Latitude | 32.778539 Google Maps OpenStreetMap |
| Location Longitude | -104.243318 Google Maps OpenStreetMap |
| Commodity Released Type | Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions |
| Commodity Subtype | Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid) |
| Unintentional Release Bbls | 3 |
| Intentional Release Bbls | 1000 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Contractor Working For The Operator |
| Incident Identified Datetime | 2017-04-10 17:05:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2017-04-11 10:00:00 |
| Restart Datetime | 2017-04-13 15:30:00 |
| On Site Datetime | 2017-04-10 17:05:00 |
| Nrc Rpt Datetime | 2017-04-10 18:00:00 |
| Nrc Rpt Num | 1175369 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Oneok Artesia Lateral |
| Segment Name | Oneok Artesia Lateral Index Number 20490 |
| Onshore State Abbreviation | Nm |
| Onshore Postal Code | 88210 |
| Onshore City Name | Not Within A Municipality |
| Onshore County Name | Eddy |
| Designated Location | Survey Station No. |
| Designated Name | 4115+36 |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 36 |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 6.625 |
| Pipe Wall Thickness | 0.156 |
| Pipe Smys | 42000 |
| Pipe Specification | Api 5l |
| Pipe Seam Type | Erw - High Frequency |
| Pipe Manufacturer | Unknown |
| Pipe Coating Type | Cold Applied Tape |
| Installation Year | 1960 |
| Manufactured Year | Unknown |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | No |
| Remediation Ind | Yes |
| Soil Remed Ind | Yes |
| Water Contam Ind | No |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 40163 |
| Est Cost Prop Damage | 23025 |
| Est Cost Emergency | 5000 |
| Est Cost Environmental | 3000 |
| Est Cost Other | 0 |
| Prpty | 71188 |
| Accident Psig | 661 |
| Mop Psig | 1250 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 32736 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| Pipeline Function | > 20% Smys Regulated Transmission |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | No |
| Cpm In Place Ind | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | Yes |
| Cpm Detection Ind | No |
| Cpm Conf Ind | No |
| Investigation Status | No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate) |
| Investigation Status Details | No controller actions had taken place prior to the release. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | External Corrosion |
| Internal External | External Corrosion |
| Visual Exam Results | Localized Pitting |
| Galvanic Corrosion Ind | Yes |
| Field Exam Basis Ind | Yes |
| Underground Location | Yes |
| Under Cathodic Protection Ind | Yes |
| Cathodic Pro Start Year | Unknown |
| Shielding Evident | Yes |
| Cathodic Survey Type | Yes |
| Cp Annual Survey Ind | Yes |
| Cp Annual Survey Year | 2016 |
| Prior Damage | Yes |
| Collected Data Ind | Yes |
| Axial Magnetic Flx Lkg Ind | Yes |
| Geometry Deformation Ind | Yes |
| Axial Recent Year | 2013 |
| Geometry Recent Year | 2013 |
| Has Hydrtst Conduc Before Ind | No |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | N*** J**** |
| Preparer Title | Requlatory Compliance Supervisor |
| Preparer Email | N*********@o****.com |
| Preparer Telephone | 580-395-6304 |
| Preparer Fax | 580-395-2933 |
| Prepared Date | 2017-05-09 00:00:00 |
| Authorizer Name | N*** J**** |
| Authorizer Telephone | 580-395-6304 |
| Authorizer Title | Regulatory Compliance Supervisor |
| Authorizer Email | N*********@o****.com |
| Narrative | On 4/10/2017, while marking the oneok artesia lateral for an upcoming internal inspection tool run, oneok contractors identified frost on the ground above the pipeline. Oneok field operations personnel were notified and confirmed the leak to be over the oneok pipeline. Pipeline was shut down and excavated exposing an ice ball on the pipe. Pipeline was purged of hydrocarbons and section of pipe was removed and replaced with previously tested pipe. The pipeline was returned to full operations at 15:30 on 4/13/2017. Field examination identified a pinhole in the pipe had occurred due to corrosion. |
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